Fry's Electronics offers the Logitech Couch M515 Cordless Mouse in Silver, model no. 910-001840 , for $19.99. This $10 mail-in rebate drops it to $9.99. Shipping adds $3.99 or opt for free in-store pickup. Even with shipping, that's $13 under last week's mention of a similar model and the lowest total price we could find now by $8. Sales tax is added where applicable. This 2.4GHz wireless mouse is designed for use on couches, carpet, blankets, desks, and more. Rebate expires November 10.